Microscope objective

Details Microscope objective Microscope objective

1978-08-15

1981-02-17

Sacher, Paul A.

350469, G02B 934

Patent

active

042511313

ABSTRACT:
An achromat microscope objective with high magnification comprising a first, second, third and fourth lens components, the first lens component being a comparatively thick meniscus lens, the second lens component being a positive meniscus lens with comparatively small thickness, the third lens component being a cemented doublet, the fourth lens component being a cemented doublet, aberrations especially astigmatic difference and curvature of field of the microscope objective being corrected favorably.

REFERENCES:
patent: 3297393 (1967-01-01), Ziegler
patent: 3902791 (1975-09-01), Shoemaker

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